mchsys.org

Valid Email Server
Domain Lookup › mchsys.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
mchsys.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-18 19:11:43 UTC · ↺ Refresh

MX Hostnames

  • mail.mchsys.org

MX Priorities

  • mail.mchsys.org: 10

A / AAAA Records

  • 12.133.50.91 (no PTR)

Mail Server IPs

  • 67.231.45.194 ↩ 67-231-45-194.ritternet.com
  • 67.231.45.220 ↩ mail.mchsys.org

SOA Record

Raw SOA ns31.domaincontrol.com dns.jomax.net 2024062800 28800 7200 604800 3600
Primary NS (mname)
ns31.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2024062800
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns31.domaincontrol.com
ns32.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:67.231.45.194 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100; fo=0:1:d:s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • SPFv=spf1 ip4:67.231.45.194 -all
  • MS=0D842E450EABA6B6E37DE04CB19EB5678073227A
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